Does endometriosis increase susceptibility to COVID-19 infections? A case–control study in women of reproductive age

Table 1 The results of comparing the coronavirus disease characteristics between the case and control groups

Variable	Categories	Case group (N = 507)		Control group (N = 520)		p-value
Variable	Categories	Number	Percent	Number	Percent	p-value
H1N1 infection	No	462	91.1	490	2.0	< 0.001^a
H1N1 infection	Yes	44	8.7	10	2.0	< 0.001^a
H1N1 vaccine	No	488	96.3	495	97.4	0.212^a
H1N1 vaccine	Yes	18	3.6	13	2.6	0.212^a
Travel	No	470	92.7	370	69.7	0.059^a
Travel	Yes	36	7.1	24	4.5	0.059^a
Social distancing	No	397	78.3	267	67.8	0.256^a
Social distancing	Yes	109	21.5	127	32.2	0.256^a
Close contact	No	475	93.7	358	91.8	0.979^a
Close contact	Yes	31	6.1	32	8.2	0.979^a
COVID-19 infection	No	490	96.6	515	97	0.942^a
COVID-19 infection	Yes	16	3.2	16	3	0.942^a
symptoms	None	479	94.5	508	95.7	< 0.001^a
	Fever	0	0	8	1.6	0.004^b
	Sore throat	7	1.4	6	1.2	0.745^a
	Nasal congestion	8	1.6	2	0.4	0.050^a
	Cough	7	1.4	6	1.2	0.747^a
	Shortness of breath	8	1.6	6	1.2	0.558^a
	Headache	4	0.8	3	0.6	0.486^a
	Weakness and muscle pain	5	1.0	13	2.6	0.094^a
	Reduced sense of smell and/or taste	9	1.8	7	1.4	0.622^a
	Ocular problems	4	0.8	1	0.2	0.179^b
	Other	11	2.2	0	0	< 0.001^b
Screening	No	477	94.1	476	89.6	0.137^a
Screening	Yes	29	5.7	42	7.9	0.137^a
Admission	No	505	99.6	520	100	0.494^b
Admission	Yes	1	0.2	0	0	0.494^b
Isolation	No	493	97.2	420	97.2	0.790^a
Isolation	Yes	13	2.6	12	2.8	0.790^a

ISSN: 1472-6874